:root{--navy:#0b2a4a;--teal:#0f8b8d;--light:#eef6f7;--ink:#1c2733;--warn:#fff4c2}
*{box-sizing:border-box}
body{margin:0;font:17px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:#fff}
header{background:var(--navy);color:#fff}
.wrap{max-width:860px;margin:0 auto;padding:0 18px}
header .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;padding:12px 18px}
header a{color:#fff;text-decoration:none;margin-right:14px}
.brand{font-weight:700;font-size:1.25rem}
nav a:last-child{margin-right:0}
h1{font-size:2rem;line-height:1.2;margin:.6em 0 .3em}
h2{font-size:1.5rem;margin:1.6em 0 .4em;color:var(--navy)}
.hero{background:var(--light);padding:30px 0}
.btn{display:inline-block;background:var(--teal);color:#fff;padding:12px 20px;border-radius:8px;text-decoration:none;font-weight:600;border:0;font-size:1rem;cursor:pointer}
.btn.alt{background:var(--navy)}
.cards{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{border:1px solid #cfdde0;border-radius:10px;padding:18px;background:#fff}
.price{font-size:2rem;font-weight:700;color:var(--navy)}
.todo{background:var(--warn);border:2px dashed #b38f00;padding:8px 12px;border-radius:6px;font-size:.9rem;margin:10px 0}
.sample-banner{background:#b00020;color:#fff;padding:10px 14px;font-weight:700;border-radius:6px;text-align:center}
label{display:block;font-weight:600;margin-top:14px}
input,textarea,select{width:100%;padding:10px;font:inherit;border:1px solid #9bb;border-radius:6px}
.note{font-size:.9rem;color:#455}
footer{background:var(--light);margin-top:40px;padding:20px 0;font-size:.9rem}
.review{border:2px solid var(--navy);border-radius:10px;padding:18px;margin-top:14px}
@media(max-width:520px){h1{font-size:1.6rem}}
.brand img{display:block;height:36px;width:auto}.tagline{font-weight:700;margin:0 0 6px}
.brand img{display:block;height:36px;width:auto}.tagline{font-weight:700;margin:0 0 6px}
.placeholder{background:#fff3b0;color:#5c4500;padding:2px 6px;border:1px dashed #b38600;border-radius:3px}